Climate in Phnom Penh (Phnom Penh Municipality, Cambodia)

The graphs below show the monthly weather averages over the year.

Average day and night temperature

The mean minimum and maximum temperatures over the year. Show in Fahrenheit

Average min and max temperatures in Phnom Penh, Cambodia   Copyright © 2023  weather-and-climate.com

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Monthly hours of sunshine

The average monthly total hours of sunshine over the year

Average monthly sunhours in Phnom Penh, Cambodia   Copyright © 2023  weather-and-climate.com

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Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc. Show in Inches

Average precipitation (rain/snow) in Phnom Penh, Cambodia   Copyright © 2023  weather-and-climate.com

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Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average rainy days (rain/snow) in Phnom Penh, Cambodia   Copyright © 2023  weather-and-climate.com

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Average humidity

The mean monthly relative humidity over the year

Average relative humidity in Phnom Penh, Cambodia   Copyright © 2023  weather-and-climate.com

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Average wind speed

The mean monthly wind speed over the year (in meters per second)

Average wind speed in Phnom Penh, Cambodia   Copyright © 2023  weather-and-climate.com

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Weather Forecasts for Phnom Penh (Phnom Penh Municipality)

SAT   Jan 28
34°C | 23°C
NE 34 kmph
0.1 mm
Partly cloudy

Partly cloudy

SUN   Jan 29
31°C | 20°C
NE 33 kmph
Partly cloudy

Partly cloudy

MON   Jan 30
29°C | 21°C
ESE 27 kmph
Partly cloudy

Partly cloudy

The best time of year to visit Phnom Penh in Cambodia

Phnom Penh in Cambodia has a tropical moonson climate with a dry period from the end of November until the end of April. Rainy season starts in May and ends in November. Best time to visit this city temperature wise is in the European winter months from December until March.

Phnom Penh has warm temperatures year round ranging between 31°C (87°F) and 35°C (95°F). The best time to visit is during the drier months: January, February, March and December.

Other facts from our historical climate data:

  • Which months have the greatest rainfall in Phnom Penh?
    Most rainfall (rainy season) is seen in July, August, September and October.
  • Does Phnom Penh have a dry season?
    Yes, the months January and February are very dry.
  • Which is the warmest month in Phnom Penh?
    April has an average maximum temperature of 35°C (96°F) and is the warmest month of the year.
  • Which is the coldest month in Phnom Penh?
    The coldest month is January with an average maximum temperature of 31°C (88°F).
  • Which is the wettest month in Phnom Penh?
    September tops the wettest month list with 272mm (10.7in) of rainfall.
  • Which is the driest month in Phnom Penh?
    February is the driest month with 6mm (0.2in) of precipitation.
  • Which is the sunniest month in Phnom Penh?
    March is the sunniest month with an average of 270 hours of sunshine.

  • No idea where to travel to this year? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.